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[Bug c/37924] [4.2/4.3/4.4 Regression] ice in smallest_mode_for_size, at stor-layout.c:219
- From: "jakub at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 28 Oct 2008 19:04:12 -0000
- Subject: [Bug c/37924] [4.2/4.3/4.4 Regression] ice in smallest_mode_for_size, at stor-layout.c:219
- References: <bug-37924-12544@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #5 from jakub at gcc dot gnu dot org 2008-10-28 19:04 -------
Subject: Bug 37924
Author: jakub
Date: Tue Oct 28 19:02:36 2008
New Revision: 141413
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=141413
Log:
PR c/37924
* combine.c (make_compound_operation): Don't call make_extraction with
non-positive length.
(simplify_shift_const_1): Canonicalize count even if complement_p.
* gcc.c-torture/execute/pr37924.c: New test.
Added:
trunk/gcc/testsuite/gcc.c-torture/execute/pr37924.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/combine.c
trunk/gcc/testsuite/ChangeLog
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37924